SAN MATEO COUNTY, CA — After scaling back the search for a missing hiker on May 7, the San Mateo County Sheriff’s Office announced it will increase efforts Saturday and Sunday to look for a 79 ...

A massive search for a missing 79-year-old hiker with dementia in San Mateo County intensified Monday morning as it entered a fifth day. ... hiking the Lost Trail with family, ...

Authorities from four counties have stepped up the intense search for a hiker with dementia missing for over three days in the Windy Hill Open Space Preserve in San Mateo County, the Sheriff's ...

A Redwood City cyclist is on the verge of completing a five-year project to ride every bit of legally bikeable road and trail in San Mateo County — amounting to more than 2,800 miles across 33 ...

The San Mateo County Sheriff's Office is warning people to be careful when walking on the Coastside Trail near Poplar Beach in Half Moon Bay after at least two recent mountain lion sightings.

San Mateo, CA (94402) Today. Partly cloudy this evening, then becoming cloudy after midnight.

The boy had raced ahead of the adults on a trail in San Mateo County, south of San Francisco, Tuesday when the big cat pounced on him and pinned him to the ground, said Capt. Patrick Foy, a ...

Rescue crews search for an elderly woman who went missing on a hike in San Mateo County 03:49. SAN MATEO COUNTY – A search is underway near Portola Valley for a hiker with dementia who hasn't ...